Tools & Wizards About Us
superiorvision.co.za screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

superiorvision.co.za

Superior Vision - Audio Visual Solutions

Page Load Speed

6.9 sec in total

First Response

690 ms

Resources Loaded

5.8 sec

Page Rendered

403 ms

superiorvision.co.za screenshot

About Website

Click here to check amazing Superior Vision content for South Africa. Otherwise, check out these important facts you probably never knew about superiorvision.co.za

We specialise in the design, supply and installation of Audio Visual solutions for professional, business, education, retail.

Visit superiorvision.co.za

Key Findings

We analyzed Superiorvision.co.za page load time and found that the first response time was 690 ms and then it took 6.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

superiorvision.co.za performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value7.6 s

4/100

25%

SI (Speed Index)

Value8.7 s

16/100

10%

TBT (Total Blocking Time)

Value1,020 ms

26/100

30%

CLS (Cumulative Layout Shift)

Value0.248

50/100

15%

TTI (Time to Interactive)

Value14.8 s

8/100

10%

Network Requests Diagram

superiorvision.co.za

690 ms

superiorvision.co.za

1516 ms

style.css

602 ms

css

28 ms

styles.css

896 ms

Our browser made a total of 72 requests to load all elements on the main page. We found that 58% of them (42 requests) were addressed to the original Superiorvision.co.za, 18% (13 requests) were made to Embed.tawk.to and 14% (10 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (2.4 sec) belongs to the original domain Superiorvision.co.za.

Page Optimization Overview & Recommendations

Page size can be reduced by 217.6 kB (15%)

Content Size

1.4 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Superiorvision.co.za main page is 1.4 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 65% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 142.6 kB

  • Original 175.3 kB
  • After minification 171.7 kB
  • After compression 32.7 kB

HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 142.6 kB or 81% of the original size.

Image Optimization

-5%

Potential reduce by 51.6 kB

  • Original 1.1 MB
  • After minification 1.0 MB

Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Superior Vision images are well optimized though.

JavaScript Optimization

-13%

Potential reduce by 23.4 kB

  • Original 174.0 kB
  • After minification 174.0 kB
  • After compression 150.6 kB

It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 23.4 kB or 13% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (63%)

Requests Now

59

After Optimization

22

  • Images
  • JavaScript
  • CSS

The browser has sent 59 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Superior Vision. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

superiorvision.co.za

superiorvision.co.za

690 ms

superiorvision.co.za

superiorvision.co.za

1516 ms

style.css

style.css

602 ms

css

css

28 ms

styles.css

styles.css

896 ms

wpcf7-redirect-frontend.min.css

wpcf7-redirect-frontend.min.css

903 ms

js

js

60 ms

js

js

102 ms

jquery.min.js

jquery.min.js

913 ms

jquery-migrate.min.js

jquery-migrate.min.js

704 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

889 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

896 ms

wp-polyfill.min.js

wp-polyfill.min.js

900 ms

hooks.min.js

hooks.min.js

905 ms

i18n.min.js

i18n.min.js

923 ms

index.js

index.js

1193 ms

index.js

index.js

1199 ms

wpcf7r-fe.js

wpcf7r-fe.js

1202 ms

njt-whatsapp.js

njt-whatsapp.js

1210 ms

whatsapp-button.js

whatsapp-button.js

1218 ms

scripts.min.js

scripts.min.js

1841 ms

smoothscroll.js

smoothscroll.js

1493 ms

common.js

common.js

1503 ms

whatsapp-popup.js

whatsapp-popup.js

1504 ms

fbevents.js

fbevents.js

114 ms

gtm.js

gtm.js

112 ms

Untitled-design-7.jpg

Untitled-design-7.jpg

891 ms

Crestron-Conference-Room-AV-2560x550-1.jpg

Crestron-Conference-Room-AV-2560x550-1.jpg

1508 ms

Crestron-Conference-Room-AV-2560x1250-1.jpg

Crestron-Conference-Room-AV-2560x1250-1.jpg

2346 ms

Home-Page-1080-x706.jpg

Home-Page-1080-x706.jpg

1776 ms

Video-Conferencing-500x344-1.jpg

Video-Conferencing-500x344-1.jpg

1486 ms

School-Classroom-Low-Res.jpg

School-Classroom-Low-Res.jpg

1193 ms

Aver-VB342-3.jpg

Aver-VB342-3.jpg

2095 ms

Nedbank-logo.jpg

Nedbank-logo.jpg

1527 ms

SAPS-Logo.jpg

SAPS-Logo.jpg

1788 ms

WBHO.jpg

WBHO.jpg

1812 ms

Tongaat-Hulett.jpg

Tongaat-Hulett.jpg

1834 ms

Eskom-1.jpg

Eskom-1.jpg

2081 ms

pwc.jpg

pwc.jpg

2095 ms

Pick-n-Pay.jpg

Pick-n-Pay.jpg

2120 ms

Shoprite-and-Checkers.jpg

Shoprite-and-Checkers.jpg

2144 ms

DUT.jpg

DUT.jpg

2387 ms

Defence-Dept-of-SA.jpg

Defence-Dept-of-SA.jpg

2401 ms

NuMetro.jpg

NuMetro.jpg

2398 ms

Sanlam.jpg

Sanlam.jpg

2428 ms

be.js

be.js

75 ms

default

default

219 ms

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56 ms

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69 ms

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79 ms

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79 ms

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79 ms

modules.woff

modules.woff

2381 ms

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78 ms

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79 ms

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78 ms

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85 ms

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85 ms

c3po.jpg

c3po.jpg

377 ms

style.min.css

style.min.css

315 ms

twk-arr-find-polyfill.js

twk-arr-find-polyfill.js

61 ms

twk-object-values-polyfill.js

twk-object-values-polyfill.js

93 ms

twk-event-polyfill.js

twk-event-polyfill.js

102 ms

twk-entries-polyfill.js

twk-entries-polyfill.js

94 ms

twk-iterator-polyfill.js

twk-iterator-polyfill.js

92 ms

twk-promise-polyfill.js

twk-promise-polyfill.js

92 ms

twk-main.js

twk-main.js

72 ms

twk-vendor.js

twk-vendor.js

86 ms

twk-chunk-vendors.js

twk-chunk-vendors.js

100 ms

twk-chunk-common.js

twk-chunk-common.js

107 ms

twk-runtime.js

twk-runtime.js

115 ms

twk-app.js

twk-app.js

106 ms

Accessibility Review

superiorvision.co.za accessibility score

77

Accessibility Issues

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

Background and foreground colors do not have a sufficient contrast ratio.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Names and labels

These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

superiorvision.co.za best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

superiorvision.co.za SEO score

90

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

Mobile Friendly

Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).

Impact

Issue

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Superiorvision.co.za can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Superiorvision.co.za main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.

Social Sharing Optimization

superiorvision.co.za

Open Graph data is detected on the main page of Superior Vision. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: